20.
GRID COMPUTING <ul><li>Several nodes working on the same problem at the same time </li></ul><ul><ul><li>Program divided into portions </li></ul></ul><ul><ul><li>Distributed for processing </li></ul></ul><ul><ul><li>More loosely coupled, heterogeneous and dispersed than parallel computing </li></ul></ul><ul><ul><li>E.g.: Berkley’s BOINC, SETI@home, [email_address] </li></ul></ul><ul><li>Javaspaces </li></ul>

42.
Janos <ul><li>Janos is a NodeOS ( Moab ) with: </li></ul><ul><ul><li>Execution Environment (EE) : similar to virtual machine </li></ul></ul><ul><ul><li>Active Applications (AA), which are injected into the network </li></ul></ul><ul><ul><ul><li>Written to run on ANTSR runtime </li></ul></ul></ul><ul><ul><ul><li>Which runs on top of Janos virtual machine </li></ul></ul></ul><ul><li>[Janos01] </li></ul>